
______________________________________________________________________________________ 13
MAX11201
24-Bit, Single-Channel, Ultra-Low-Power, Delta
Sigma ADC with 2-Wire Serial Interface
Figure 5. Timing Diagram for Sleep Mode Activation Followed by Self-Calibration at Wake-Up
Figure 6. RTD Temperature Measurement Circuit
Figure 7. Resistive Bridge Measurement Circuit
Applications Information
See Figure 6 for the RTD temperature measurement circuit
and Figure 7 for a resistive bridge measurement circuit.
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information and land patterns,
go to www.maxim-ic.com/packages. Note that a “+”, “#”, or
“-” in the package code indicates RoHS status only. Package
drawings may show a different suffix character, but the drawing
pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
10 MAX
U10+2
SLEEP
MODE
1
2
1
2
3
24
25
26
CONVERSION IS DONE
DATA IS AVAILABLE
t12
t10
DEVICE ENTERS
SLEEP MODE
DEVICE EXITS OUT SLEEP MODE
AND STARTS CALIBRATION
D0
RDY/DOUT
D23
D22
D23
D22
SCLK
CONVERSION IS DONE
DATA IS AVAILABLE AFTER CALIBRATION
25TH SCLK PULLS RDY/DOUT HIGH
IREF2
IREF1
IREF1 = K x IREF2
REFP
REFN
RREF
AINP
AINN
GND
RRTD
MAX11201
REFP
AVDD
REFN
AINP
AINN
MAX11201